DEVELOPERS: remove Jakub Skrzypnik

The e-mail bounces.

Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

DEVELOPERS

@@ -1265,9 +1265,6 @@ F:	configs/orangepi_zero_plus2_defconfig
 F:	configs/pine64_defconfig
 F:	configs/pine64_sopine_defconfig
 
-N:	Jakub Skrzypnik <jskrzypnik@novomatic-tech.com>
-F:	package/libglvnd/
-
 N:	James Hilliard <james.hilliard1@gmail.com>
 F:	package/apcupsd/
 F:	package/exfatprogs/